package com.yjh.admin.util;

import java.math.BigDecimal;


public class test {

    public static void main(String [] args) {
        BigDecimal sum =  new BigDecimal(5.0);
        BigDecimal score1 =  new BigDecimal(2.0);
        String count= "2";

        String  sss=  (score1.add(sum)).divide(new BigDecimal(count)).setScale(1, BigDecimal.ROUND_DOWN).toString();


    }


}